Technical laminates - sheets

Melamin – Hgw 2272

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Available dimensions: 1000x1000 mm, 1000x2000 mm
Available thickness: 0,3 mm až 30 mm.

Company trade mark: Glass-meamine sheet – Hgw 2272
Typ wg DIN – EN: 60893 ČSN – EN: 60893	MFGC 201
Typ wg DIN 7735	Hgw 2272
Typ wg NEMA	G-5
Reinforcement	glass cloth
Resin	melamin
Application	electroinsulating, mechanical
Mechanical properties
Flexural stress at rupture perpendicular to laminations (at temp. 20°C)	MPa	240
Apparent modulu sof elasticity in flexure	MPa	14x10³
Tensile strength	MPa	150
Compressive strength perpendicular to laminations	MPa	275
Impact strength (Charpy) parallel to laminations	KJ/m²	30
Shearing strength parallel to laminations	MPa	60
Compressive strength parallel to laminations acc to PN-83/C-89031	MPa	-
Dielectric properties
Electric strength in oil 90°C - perpendicular to layers - parallel to layers	kV/3 mm kV/25 mm	15 15
Dissipation factor - in 50 Hz - in 1 MHz		0,02 0,02
Permitivity at 1 MHz		7,5
Comparative tracking index (CTI)		500
Insulation resistence after immersion in water	MΩ	10²
1-minute voltage test in oil 90°C acc to PN-86/E-04404 - pependicular to layers (for 3mm) - parallel to layers	kV kV	13 15
Physical properties
Density	g/cm³	1,9
Temperature index (TI)		130
Water absorption (for thickness 3mm)	mg	188
Flammability (category)		FVO